release v0.7.0-beta.1

Python-style 0.7.0b1 is not valid in Go’s chosen semver implementation

jupyterhub/Chart.yaml

 name: jupyterhub
-version: 0.7-dev
+version: 0.7.0-beta.1
 appVersion: 0.9.2
 description: Multi-user Jupyter installation
 home: https://z2jh.jupyter.org

jupyterhub/values.yaml

@@ -41,7 +41,7 @@ hub:
   extraVolumeMounts: []
   image:
     name: jupyterhub/k8s-hub
-    tag: generated-by-chartpress
+    tag: 'v0.7.0-beta.1'
   resources:
     requests:
       cpu: 200m
@@ -143,7 +143,7 @@ singleuser:
   networkTools:
     image:
       name: jupyterhub/k8s-network-tools
-      tag: generated-by-chartpress
+      tag: 'v0.7.0-beta.1'
   cloudMetadata:
     enabled: false
     ip: 169.254.169.254
@@ -182,7 +182,7 @@ singleuser:
       storageAccessModes: [ReadWriteOnce]
   image:
     name: jupyterhub/k8s-singleuser-sample
-    tag: generated-by-chartpress
+    tag: 'v0.7.0-beta.1'
     pullPolicy: IfNotPresent
   startTimeout: 300
   cpu:
@@ -204,7 +204,7 @@ prePuller:
     extraEnv: {}
     image:
       name: jupyterhub/k8s-image-awaiter
-      tag: generated-by-chartpress
+      tag: 'v0.7.0-beta.1'
   continuous:
     enabled: false
   extraImages: []
@@ -231,7 +231,7 @@ cull:
   podCuller:
     image:
       name: jupyterhub/k8s-pod-culler
-      tag: generated-by-chartpress
+      tag: 'v0.7.0-beta.1'
 
 
 debug: